refactoring

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@178816 a5903396-d722-0410-b921-86c7d4935375
refactoring

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@178817 a5903396-d722-0410-b921-86c7d4935375
refactoring

git-svn-id: https://svn.wso2.org/repos/wso2/carbon/platform/trunk@178819 a5903396-d722-0410-b921-86c7d4935375